This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights I was preparing for my early morning class back in ...

Sloths are the slowest mammals of all, but asteroid 2026 HX3 is anything but that – both in terms of being slow and in terms of being mammals.

On Feb. 18, 2025, NASA updated the probability of asteroid "2024 YR4" impacting Earth on Dec. 22, 2032, from 2.6% to 3.1%. The European Space Agency (ESA) also updated its estimate of the probability ...

Space has a reminder mechanism that only reminds us of things that are even more terrifying than what they get. An asteroid named 2026 CC is moving in a path that would pass by Earth at approximately ...

Something in the sky captured the attention of astronomers in the final days of 2024. A telescope in Chile scanning the night sky detected a faint point of light, and it didn’t correspond to any of ...